*
{
    margin: 0;
    padding: 0;
}
section
{
    position: relative;
    width: 100%;
    min-height: 100vh;
    background: url(pexels-spencer-davis-4388167.jpg);
    background-size: cover;
    
}
section:before
{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(blacksplash.PNG);
    background-size: 100%;
    background-position: center;
    mix-blend-mode: lighten;
}